standard at citibank. >>> it's a strange thing, rather cruel actually, how an answer so desperately sought can slip away at the moment of capture. police had finally sniffed out the trail left by joe roberts, the one person who seemed to know what happened to brittany tavar. before they could catch up to joe, he was gone in a puff of oregon fog. >> the investigators had alerted police and law enforcement all the way up through washington, past seattle in the pacific northwest. they thought he was headed in that direction. >> meanwhile, investigators warn brittany's family. >> what they're telling me, he had a history of falling off the radar screen. >> and sure enough, that's just what he did. and days turned into weeks. summer turned into fall. no sign of him. police suspicions turned darker. >> it's important for us here in florida to not lose interest and not be putting it off as this guy is 2,000 miles away, because he might still be in our backyard or coming back to our backyard for all we know. >> life went on for the rest of the world, but not for those who loved brittany tavar and